| Component: (Network and Table) | |
|---|---|
| Network | 2402406 - Disclosure - Significant Accounting Policies - Inventories (Details) (http://www.acuitybrands.com/role/SignificantAccountingPoliciesInventoriesDetails) |
| Table | (Implied) |
| Reporting Entity [Axis] | 0001144215 (http://www.sec.gov/CIK) |
| Accounting Policies [Abstract] | Period [Axis] | |
|---|---|---|
2016-08-31 | 2015-08-31 | |
Accounting Policies [Abstract] | ||
Inventory, Net [Abstract] | ||
Raw materials, supplies, and work in process | ||
Finished goods | ||
Inventory Gross | ||
Less: Reserves | ( | ( |
Total Inventory | 295,200,000 | 224,800,000 |